body {
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 0;
  background-color: #f8f8f8;
}

/* Header */
.header {
  background-color: #fff;
  padding: 15px;
  text-align: center;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.header h1 {
  font-size: 18px;
  margin: 0;
  color: #333;
}

/* Banner */
.banner {
  background-color: #e8eaf6;
  padding: 20px;
  text-align: center;
}

.banner img {
  width: 100%;
  max-width: 300px;
  border-radius: 10px;
}

.banner .subtitle {
  font-size: 14px;
  color: #666;
  margin-top: 10px;
}

/* Navigation */
.nav {
  display: flex;
  justify-content: space-around;
  background-color: #fff;
  padding: 10px;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.nav a {
  text-decoration: none;
  color: #666;
  font-size: 14px;
  text-align: center;
}

.nav a.active {
  color: #ff5a5a;
}

/* Main Content */
.content {
  padding: 20px;
}

.card {
  background-color: #fff;
  padding: 15px;
  margin-bottom: 10px;
  border-radius: 10px;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
  display: flex;
  align-items: center;
}

.card img {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  margin-right: 15px;
}

.card .info {
  flex-grow: 1;
}

.card .info h3 {
  margin: 0;
  font-size: 16px;
  color: #333;
}

.card .info p {
  margin: 5px 0 0;
  font-size: 12px;
  color: #999;
}

/* Footer  */
.footer-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: #fff;
  display: flex;
  justify-content: space-around;
  box-shadow: 0 -2px 5px rgba(0, 0, 0, 0.1);
  padding: 10px 0;
}

.footer-nav a {
  text-decoration: none;
  color: #666;
  font-size: 12px;
  text-align: center;
}

.footer-nav a.active {
  color: #ff5a5a;
}
